private int[,] GetCurrentImageFromBufferedFrame(BufferedFrameInfo bufferedFrame)
{
if (bufferedFrame.IsIntegratedFrame)
{
int counter = 0;
if (bufferedFrame.LastIntegratedFrameIndex < bufferedFrame.FirstIntegratedFrameIndex)
{
aviTools.InitFrameIntegration(Width, Height);
// Add all frames from bufferedFrame.FirstIntegratedFrameIndex to allImagesPixels.Count
for (int i = bufferedFrame.FirstIntegratedFrameIndex; i <= allImagesPixels.Count - 1; i++)
{
int[,] frame = GetCurrentImageNoBuffering(i);
aviTools.AddIntegrationFrame(frame);
counter++;
}
// Add all frames from 0 to bufferedFrame.LastIntegratedFrameIndex
for (int i = 0; i <= bufferedFrame.LastIntegratedFrameIndex; i++)
{
int[,] frame = GetCurrentImageNoBuffering(i);
aviTools.AddIntegrationFrame(frame);
counter++;
}
lastBufferedImage = aviTools.GetResultingIntegratedFrame(Width, Height);
}
else
{
// Add all frames from bufferedFrame.FirstIntegratedFrameIndex to bufferedFrame.LastIntegratedFrameIndex
aviTools.InitFrameIntegration(Width, Height);
for (int i = bufferedFrame.FirstIntegratedFrameIndex; i <= bufferedFrame.LastIntegratedFrameIndex; i++)
{
int[,] frame = GetCurrentImageNoBuffering(i);
aviTools.AddIntegrationFrame(frame);
counter++;
}
lastBufferedImage = aviTools.GetResultingIntegratedFrame(Width, Height);
}
}
else
{
lastBufferedImage = GetCurrentImageNoBuffering(bufferedFrame.FirstIntegratedFrameIndex);
}
return(lastBufferedImage);
}
public void GetCurrentImage(out int[,] currentFrame, out long currentFrameNo, out byte[] previewBitmapBytes)
{
if (errorBitmap != null)
{
currentFrame = errorPixels;
currentFrameNo = this.currentFrameNo;
previewBitmapBytes = cameraImage.GetBitmapBytes(errorBitmap);
}
else
{
if (playbackBufferSize > 0)
{
lock (syncRoot)
{
if (playbackBuffer.Count > 0)
{
nextBufferedFrame = playbackBuffer.Dequeue();
}
else
{
// There is no new buffered frame
}
}
currentFrame = GetCurrentImageFromBufferedFrame(nextBufferedFrame);
currentFrameNo = nextBufferedFrame.CurrentFrameNo;
}
else
{
currentFrame = GetCurrentImageFromBufferedFrame(this.currentFrame);
currentFrameNo = this.currentFrame.CurrentFrameNo;
}
cameraImage.SetImageArray(currentFrame, width, height, SensorType.Monochrome);
previewBitmapBytes = cameraImage.GetDisplayBitmapBytes();
}
}
private void PlayerWorkerThread(object state)
{
DebugTrace.TraceInfo(string.Format("Camera started. Buffer size: {0}", playbackBufferSize));
BufferedFrameInfo newFrame;
lock (syncRoot)
{
playbackBuffer.Clear();
newFrame = new BufferedFrameInfo()
{
FirstIntegratedFrameIndex = -1
};
integratedFramesSoFar = 0;
}
lastBufferedImage = new int[height, width];
isRecording = false;
Profiler.ResetAndStartTimer(100);
while (running)
{
currentFrameIndex++;
long startTicks = Profiler.GetTicks();
if (currentFrameIndex > allImagesPixels.Count - 1)
{
Profiler.StopTimer(100);
double msForAllImages = Profiler.GetElapsedMillisecondsForTimer(100);
double fps = allImagesPixels.Count * 1000.0 / msForAllImages;
DebugTrace.TraceVerbose(string.Format("Camera running at {0} fps", fps.ToString("#0.00")));
currentFrameIndex = 0;
Profiler.ResetAndStartTimer(100);
}
if (playbackBufferSize > 0)
{
lock (syncRoot)
{
while (playbackBuffer.Count > playbackBufferSize)
{
playbackBuffer.Dequeue();
}
if (newFrame.FirstIntegratedFrameIndex == -1)
{
newFrame.FirstIntegratedFrameIndex = currentFrameIndex;
newFrame.LastIntegratedFrameIndex = -1;
}
if (integration > 1)
{
integratedFramesSoFar++;
if (integratedFramesSoFar >= integration)
{
newFrame.LastIntegratedFrameIndex = currentFrameIndex;
newFrame.IsIntegratedFrame = true;
}
}
else
{
newFrame.LastIntegratedFrameIndex = newFrame.FirstIntegratedFrameIndex;
newFrame.IsIntegratedFrame = false;
}
if (newFrame.LastIntegratedFrameIndex != -1)
{
currentFrameNo++;
newFrame.CurrentFrameNo = currentFrameNo;
playbackBuffer.Enqueue(newFrame);
newFrame = new BufferedFrameInfo()
{
FirstIntegratedFrameIndex = -1
};
integratedFramesSoFar = 0;
}
}
}
else
{
// No buffering
if (newFrame.FirstIntegratedFrameIndex == -1)
{
newFrame.FirstIntegratedFrameIndex = currentFrameIndex;
newFrame.LastIntegratedFrameIndex = -1;
}
if (integration > 1)
{
integratedFramesSoFar++;
if (integratedFramesSoFar >= integration)
{
newFrame.LastIntegratedFrameIndex = currentFrameIndex;
newFrame.IsIntegratedFrame = true;
}
}
else
{
newFrame.LastIntegratedFrameIndex = newFrame.FirstIntegratedFrameIndex;
newFrame.IsIntegratedFrame = false;
}
if (newFrame.LastIntegratedFrameIndex != -1)
{
currentFrameNo++;
newFrame.CurrentFrameNo = currentFrameNo;
currentFrame = newFrame;
newFrame = new BufferedFrameInfo()
{
FirstIntegratedFrameIndex = -1
};
integratedFramesSoFar = 0;
}
if (isRecording)
{
int[,] pixels = GetCurrentImageFromBufferedFrame(currentFrame);
aviTools.AddAviVideoFrame(pixels);
}
}
long endTicks = Profiler.GetTicks();
int msThisFrame = (int)Profiler.TranslateTicksToMilliseconds(endTicks - startTicks);
if (msThisFrame < frameWaitTime)
{
Thread.Sleep(frameWaitTime - msThisFrame);
}
if (stopRecordingRequested)
{
stopRecordingRequested = false;
isRecording = false;
}
}
DebugTrace.TraceInfo("Camera stopped");
}
